Answers

Subtract 84/45 from 2/70

1^st number: 2/70, 2^nd number: 1 39/45

2/70 - 84/45 is -193/105.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 45 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 70 × 9 = 630,
   2/70 = 2 × 9/70 × 9 = 18/630
3. Likewise, for the 2nd fraction, since 45 × 14 = 630,
   84/45 = 84 × 14/45 × 14 = 1176/630
4. Subtract the two like fractions:
   18/630 - 1176/630 = 18 - 1176/630 = -1158/630
5. After reducing the fraction, the answer is -193/105

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